This paper describes general structure design and structure load test of girder type railway bridge erecting machine with single simple supported beam and overhead transversely travelling trolley.
本文介绍我国一种新型单梁简支空中横移梁式铁路架桥机的总体结构设计及其结构荷载试验。
Single-variable test shows that excess earning of stock price has a high positive correlation with return ratio on net assets, but a weak correlation with audit opinion type.
单变量检验结果表明，净资产收益率与股价超额收益具有显著的正价值相关性，审计意见类型则弱之；
Single-variable test shows that excess earning of stock price has a high positive correlation with return ratio on net assets, but a weak correlation with audit opinion type.
单变量检验结果表明，净资产收益率与股价超额收益具有显著的正价值相关性，审计意见类型则弱之；
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